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68055 = 3513349
BaseRepresentation
bin10000100111010111
310110100120
4100213113
54134210
61243023
7402261
oct204727
9113316
1068055
1147149
1233473
1324c90
141ab31
1515270
hex109d7

68055 has 16 divisors (see below), whose sum is σ = 117600. Its totient is φ = 33408.

The previous prime is 68053. The next prime is 68059. The reversal of 68055 is 55086.

It is not a de Polignac number, because 68055 - 21 = 68053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21 + ... + 369.

It is an arithmetic number, because the mean of its divisors is an integer number (7350).

268055 is an apocalyptic number.

68055 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

68055 is a deficient number, since it is larger than the sum of its proper divisors (49545).

68055 is a wasteful number, since it uses less digits than its factorization.

68055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 68055 is about 260.8735325785. The cubic root of 68055 is about 40.8275525159.

The spelling of 68055 in words is "sixty-eight thousand, fifty-five".

Divisors: 1 3 5 13 15 39 65 195 349 1047 1745 4537 5235 13611 22685 68055